const fs = require('fs')
const path = require('path')
const archiver = require('archiver')
const packageJson = require('../package.json')
const root = path.join(__dirname, '../')

// create a file to stream archive data to.
const output = fs.createWriteStream(path.join(root, `${packageJson.name}.zip`))
const archive = archiver('zip', {
    zlib: { level: 9 } // Sets the compression level.
})
// listen for all archive data to be written
// 'close' event is fired only when a file descriptor is involved
output.on('close', () => {
    console.log(archive.pointer() + ' total bytes')
    console.log('archiver has been finalized and the output file descriptor has closed.')
})
// This event is fired when the data source is drained no matter what was the data source.
// It is not part of this library but rather from the NodeJS Stream API.
// @see: https://nodejs.org/api/stream.html#stream_event_end
output.on('end', function () {
    console.log('Data has been drained')
})

// good practice to catch warnings (ie stat failures and other non-blocking errors)
archive.on('warning', function (err) {
    if (err.code === 'ENOENT') {
        // log warning
    } else {
        // throw error
        throw err
    }
})

// good practice to catch this error explicitly
archive.on('error', function (err) {
    throw err
})

// pipe archive data to the file
archive.pipe(output)
const fileJob = fs.readdirSync(root, { withFileTypes: true, encoding: 'utf-8' })
fileJob.forEach(job => {
    if (job.isFile()) {
        if (!['.DS_Store', `${packageJson.name}.zip`].includes(job.name)) {
            const file = path.join(root, job.name)
            archive.append(fs.createReadStream(file), { name: job.name })
        }
    } else if (job.isDirectory()) {
        const dir = path.join(root, `${job.name}/`)
        if (!['node_modules', 'example', '.git', '.zip'].includes(job.name)) {
            archive.directory(dir, job.name)
        }
    }
})
// append a file from stream
// archive.directory(path.join(__dirname, '../config/'), 'config')

// finalize the archive (ie we are done appending files but streams have to finish yet)
// 'close', 'end' or 'finish' may be fired right after calling this method so register to them beforehand
archive.finalize()
